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IiiSuperior Precision Analytic�I� Inc. <br /> n`W 1 555 Burke, Unit I ■ San Francisco, California 94124 ■ (4 151 647-2081 / fax (415} 821 7123 � � <br /> TOUCHSTONE DEVELOPMENTS Project 5490-2 <br /> Attn.: MICHAEL TAMBRONI Reported 14-October-1993 <br /> 1 <br /> METHOD 8270 SEMIVOLATILE ORGANICS BY GC/MS <br /> I <br /> Laboratory Number Sample,`Identification Matrix i <br /> 14810- 2 HSP-IA-D Soil <br /> RESULTS OF ANALYSIS <br /> Laboratory Number: 14810= 2 <br /> chrysene: ND<330 <br /> bis (2-ethylhexyl)phtha:ND<330 <br /> di-n-octylphthalate: ' ND<330 <br /> benzo(b, k)fluoranthene:ND<330 <br /> benzo[a]pyrene: . ND<330 i <br /> indeno[ 1, 2, 3-cd]pyrene:ND<330 <br /> dibenzo[a,h]anthracene:ND<330 <br /> benzo[g,h, i]anthracene:ND<330 <br /> Concentration: ug/Kg <br /> I <br /> -- Surrogate $ ,Recoveries -- <br /> 2-fluorophenol : 89 <br /> phenol-d6 : 90 <br /> nitrobenzene-d5 : 83 <br /> 2-fluorobiphenyl: 82 . <br /> 2, 4, 6-tribromophenol: 104 <br /> terphenyl-d14 : 95 <br /> Page 4 of 7 <br /> Certified Laboratories <br /> A - <br />